Plantinga Alvin <br/><br/>
Nature of necessity. 

 - Oxford  Clarendon Press        1974 
 - viii,255p.  cm. 
<br/><br/><label>Standard No.: </label>45899 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>R193, L4